Search a number
-
+
12302311100 = 2252472617513
BaseRepresentation
bin10110111010100011…
…00101111010111100
31011202100222011012212
423131101211322330
5200143342423400
65352425115552
7613601630132
oct133521457274
934670864185
1012302311100
115243374462
122474028bb8
131210991531
14849c33752
154c0089335
hex2dd465ebc

12302311100 has 36 divisors (see below), whose sum is σ = 27264025824. Its totient is φ = 4816222080.

The previous prime is 12302311097. The next prime is 12302311111. The reversal of 12302311100 is 111320321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1304057 + ... + 1313456.

Almost surely, 212302311100 is an apocalyptic number.

12302311100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12302311100 is an abundant number, since it is smaller than the sum of its proper divisors (14961714724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12302311100 is a wasteful number, since it uses less digits than its factorization.

12302311100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2617574 (or 2617567 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12302311100 its reverse (111320321), we get a palindrome (12413631421).

The spelling of 12302311100 in words is "twelve billion, three hundred two million, three hundred eleven thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 47 50 94 100 188 235 470 940 1175 2350 4700 2617513 5235026 10470052 13087565 26175130 52350260 65437825 123023111 130875650 246046222 261751300 492092444 615115555 1230231110 2460462220 3075577775 6151155550 12302311100